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mxTriangleShape.java
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58 lines (51 loc) · 1.3 KB
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package com.mxgraph.shape;
import java.awt.Polygon;
import java.awt.Rectangle;
import java.awt.Shape;
import com.mxgraph.canvas.mxGraphics2DCanvas;
import com.mxgraph.util.mxConstants;
import com.mxgraph.util.mxUtils;
import com.mxgraph.view.mxCellState;
public class mxTriangleShape extends mxBasicShape
{
/**
*
*/
public Shape createShape(mxGraphics2DCanvas canvas, mxCellState state)
{
Rectangle temp = state.getRectangle();
int x = temp.x;
int y = temp.y;
int w = temp.width;
int h = temp.height;
String direction = mxUtils.getString(state.getStyle(),
mxConstants.STYLE_DIRECTION, mxConstants.DIRECTION_EAST);
Polygon triangle = new Polygon();
if (direction.equals(mxConstants.DIRECTION_NORTH))
{
triangle.addPoint(x, y + h);
triangle.addPoint(x + w / 2, y);
triangle.addPoint(x + w, y + h);
}
else if (direction.equals(mxConstants.DIRECTION_SOUTH))
{
triangle.addPoint(x, y);
triangle.addPoint(x + w / 2, y + h);
triangle.addPoint(x + w, y);
}
else if (direction.equals(mxConstants.DIRECTION_WEST))
{
triangle.addPoint(x + w, y);
triangle.addPoint(x, y + h / 2);
triangle.addPoint(x + w, y + h);
}
else
// EAST
{
triangle.addPoint(x, y);
triangle.addPoint(x + w, y + h / 2);
triangle.addPoint(x, y + h);
}
return triangle;
}
}